Color

#407187

#407187
hex#407187
rgbrgb(64, 113, 135)
hslhsl(199, 36%, 39%)
oklchoklch(0.523 0.063 228.8)
Closest name: Calypso (#3d7188)Relative luminance 0.1465

Colors that go with #407187

Charcoal, Sienna and Amber lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Real palettes that use #407187

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#875640

#40877a · #404d87

#874071 · #718740

Split-complementary

Open in tool →

#87404d · #877a40

#7a4087 · #875640 · #4d8740

Contrast

#407187 as textRatioAAAA largeAAAFix
Aaon white
5.34:1passpassfail
  • AAA: use #345c6f as the text (7.23:1)
Aaon black
3.93:1failpassfail
  • AA: use #467c95 as the text (4.58:1)
  • AAA: use #669eb7 as the text (7.14:1)
  • AA: or shift the background to #ededed (4.56:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #407187 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#407187 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #407187
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #407187 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/407187-9cb3c4-df4e66-1f232d-e9f1f0?lock=0&style=vibrant

Want the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.

Machine-readable: color.md